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Surf Forecasts:
Porth Ceriad surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 5 pm Friday 12 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Porth Ceriad surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Ceriad sea temperature is
10.2° C
(Which is normal for this time of year)How big are the waves at Porth Ceriad today?
The current surf forecast for Porth Ceriad at 7PM is: 1.4m 18s primary swell from a Southwest direction and 1.0m 12s secondary swell from a West-southwest direction, 0.6m 18s secondary swell from a West-southwest direction (forecast issued at 05:00pm December 12). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | - | - |
| Afternoon (12 Dec) | 4.5ft (1.3m) | 13s |
| Evening (12 Dec) | 4.5ft (1.4m) | 11s |
Table - waves today at Porth Ceriad. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 18 | 11 | 10 | 10 | 10 | 5 | 6 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 572 | 1336 | 408 | 182 | 292 | 281 | 91 | 223 | 436 | 676 | 860 | 1003 | 1220 | 1187 | 1160 | 1277 | 1437 | 1336 | 1215 | 1215 | 1402 | 1679 | 1470 | 1126 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | on | on | cross- off | cross- off | off |
High Tide / height (m) | 1:50PM 3.47 | 2:37AM 2.97 | 3:03PM 3.31 | 3:49AM 3.02 | 4:10PM 3.28 | 4:48AM 3.17 | ||||||||||||||||||
Low Tide / height (m) | 9:18PM 1.05 | 9:29AM 1.37 | 10:19PM 1.13 | 10:38AM 1.38 | 11:19PM 1.14 | 11:43AM 1.30 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:21 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - |
| Sunset | 4:01 | - | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - |
 |  |  | |  | |  | | |  | | | | | |  | |  | |  | | | | | |
Rain (mm) | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | 1 | 3 | 3 | 4 | 8 | 8 | 6 | 2 | - |
| Temp. °C | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 10 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 |
| Feels °C (?) | 5 | 4 | 4 | 4 | 4 | 4 | 3 | 1 | 0 | 0 | -1 | 1 | 1 | -1 | 0 | -1 | 0 | -1 | -1 | -1 | 1 | 5 | 6 | 7 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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